Add device tree binding documentation details of msa
memory region for ath10k qmi client for SDM845/APQ8098
SoC into "qcom,ath10k.txt".
Signed-off-by: Govind Singh <govinds@xxxxxxxxxxxxxx>
---
.../bindings/net/wireless/qcom,ath10k.txt | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
index 7fd4e8ce4149..87489054aea5 100644
--- a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
+++ b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt
@@ -57,6 +57,16 @@ Optional properties:
- <supply-name>-supply: handle to the regulator device tree node
optional "supply-name" is "vdd-0.8-cx-mx".
+= SUBNODES:
+wcn3990-wifi node may contain one subnode, named "msa" representing
+the fixed msa memory regions used by the wifi firmware running in Q6.
+This sub-node must contain:
+
+- memory-region:
+ Usage: required
+ Value type: <phandle>
+ Definition: reference to the reserved-memory for the region
+
Example (to supply the calibration data alone):
In this example, the node is defined as child node of the PCI controller.
@@ -149,4 +159,7 @@ wifi@18000000 {
<0 140 0 /* CE10 */ >,
<0 141 0 /* CE11 */ >;
vdd-0.8-cx-mx-supply = <&pm8998_l5>;
+ msa {
+ memory-region = <&wifi_msa_mem>;
+ };
};
--
2.17.0
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